 /*******************************************************************************
  * Copyright (c) 2006, 2007 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  * IBM Corporation - initial API and implementation
  *******************************************************************************/

 package org.eclipse.core.databinding.observable.set;

 import org.eclipse.core.databinding.observable.IObservablesListener;

 /**
  * Listener for changes to observable sets.
  *
  * @since 1.0
  *
  */
 public interface ISetChangeListener extends IObservablesListener {

     /**
      * Handle a change to an observable set. The given event object must only be
      * used locally in this method because it may be reused for other change
      * notifications. The diff object referenced by the event is immutable and
      * may be used non-locally.
      *
      * @param event
      * the event
      */
     void handleSetChange(SetChangeEvent event);

 }

